16556064626154 has 32 divisors (see below), whose sum is σ = 33253646849280. Its totient is φ = 5495107622400.

The previous prime is 16556064626141. The next prime is 16556064626161. The reversal of 16556064626154 is 45162646065561.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16556064626094 and 16556064626103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11022702 + ... + 12434310.

It is an arithmetic number, because the mean of its divisors is an integer number (1039176464040).

Almost surely, 2^{16556064626154} is an apocalyptic number.

16556064626154 is an abundant number, since it is smaller than the sum of its proper divisors (16697582223126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16556064626154 is a wasteful number, since it uses less digits than its factorization.

16556064626154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1419966.

The product of its (nonzero) digits is 31104000, while the sum is 57.

The spelling of 16556064626154 in words is "sixteen trillion, five hundred fifty-six billion, sixty-four million, six hundred twenty-six thousand, one hundred fifty-four".